The city treasurer shall promptly deposit all city funds in the appropriate bank accounts of the city. It shall be unlawful for any person to commingle city funds with his or her own money. Whenever it shall appear that the city treasurer or any other officer is making profit out of public money, or is using the same for any purpose not authorized by law, such treasurer or officer shall be suspended from office. (1962 Code § 1-10-8; amd. 2003 Code)